Issued Patents 2017
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800190 | Control of motor drives with output sinewave filter capacitor current compensation using sinewave filter transfer function | Semyon Royak, Jingya Dai, Thomas A. Nondahl, Ehsan Al-Nabi, Peter B. Schmidt | 2017-10-24 |
| 9774284 | Rotor position estimation apparatus and methods | Thomas A. Nondahl, Peter B. Schmidt, Takayoshi Matsuo, Timothy M. Rowan | 2017-09-26 |
| 9716460 | Method and apparatus for speed reversal control of motor drive | Thomas A. Nondahl, Semyon Royak, Peter B. Schmidt, Jingya Dai, Ehsan Al-Nabi | 2017-07-25 |
| 9627994 | Cascaded H-bridge (CHB) inverter level shift PWM with rotation | Thomas A. Nondahl, Zhongyuan Cheng, Navid R. Zargari | 2017-04-18 |
| 9595896 | Methods and systems for sensorless closed loop motor speed and torque control | Semyon Royak, Thomas A. Nondahl, Jingya Dai, Thomas M. Cahill, Robert J. Breitzmann +2 more | 2017-03-14 |